bultrowicz.com

HTML metadata

Technology

Server

nginx

Social

• github
• twitter
• linkedin
• youtube
• instagram

Registration

Registrar

OVH sas

Created

2016-08-10

Expires

2026-08-10 82 days left

Updated

2025-08-11

Name servers

• ns1.digitalocean.com
• ns2.digitalocean.com
• ns3.digitalocean.com

DNS records live

NS

• ns1.digitalocean.com
• ns2.digitalocean.com
• ns3.digitalocean.com

TXT

• keybase-site-verification=iFJ4STlrX5pXVtwU1PTXnyjzJthb6m7PCAyNYYvFXI8
• protonmail-verification=fc31ab19b6f523f2fc4813513e28e667bebc881f

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://bultrowicz.com/

findings

• missing HSTS
• missing Content Security Policy
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

Links to (10)

• github.com×4
• instagram.com×4
• ko-fi.com×4
• linkedin.com×4
• odysee.com×4
• readthedocs.io×4
• sphinx-doc.org×4
• twitter.com×4
• witchsoft.com×4
• youtube.com×4

Linked from (1)

• planetpython.org×4